Ogee Spillway Designxls Better

relative to the crest. Most design spreadsheets follow the standards.

: Often consists of two or three circular arcs that transition smoothly into the vertical upstream dam face. 3. Design Parameters & Checks Description / Standard Practice Spillway Height ( ) Height from the riverbed to the crest. If , the velocity of approach is usually negligible. Energy Dissipation ogee spillway designxls better

Q=CLeHe3/2cap Q equals cap C cap L sub e cap H sub e raised to the 3 / 2 power : Discharge coefficient, typically around for ogee crests at design head. Lecap L sub e : Effective length, adjusted for contractions from piers ( Kpcap K sub p ) and abutments ( Kacap K sub a relative to the crest

About the Author: A licensed PE with 20 years in dam safety and hydraulic structures. Specializes in converting legacy Excel workflows into robust Python/HEC-RAS pipelines. Energy Dissipation Q=CLeHe3/2cap Q equals cap C cap